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libbb: introduce and use chdir_or_warn()

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function                                             old     new   delta
chdir_or_warn                                          -      37     +37
send_cgi_and_exit                                    720     711      -9
xchdir                                                27      15     -12
setup_environment                                    233     217     -16
fork_job                                             449     433     -16
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(add/remove: 1/0 grow/shrink: 0/4 up/down: 37/-53)            Total: -16 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2022-01-13 12:56:10 +01:00
parent 931c55f9e2
commit c2788f88f4
5 changed files with 13 additions and 8 deletions
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3
networking/httpd.c
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@@ -1667,8 +1667,7 @@ static void send_cgi_and_exit(
script = last_slash;
if (script != url) { /* paranoia */
*script = '\0';
if (chdir(url + 1) != 0) {
bb_perror_msg("can't change directory to '%s'", url + 1);
if (chdir_or_warn(url + 1) != 0) {
goto error_execing_cgi;
}
// not needed: *script = '/';